EEVblog #881 – Fontus Self Filling Water Bottle BUSTED!
Dave does basic back-of-the-envelope thermodynamic calculations to prove the Fontus Airo & Ryde self filling water bottle campaign on Indiegogo is full of hot air instead of water.
EEVblog #881 – Fontus Self Filling Water Bottle BUSTED!
Dave does basic back-of-the-envelope thermodynamic calculations to prove the Fontus Airo & Ryde self filling water bottle campaign on Indiegogo is full of hot air instead of water.